Question

The fold associated with magmatic activity is ___________

(a) Anticlinorium

(b) Synclinorium

(c) Diapiric fold

(d) Box fold

The question was posed to me in an interview for job.

I'd like to ask this question from Classification of Folds and Miscellaneous Types in portion Folds and Folding of Engineering Geology

Answer 1

Correct choice is (c) Diapiric fold

To elaborate: Diapiric folds are anticlines or domes in which uparching of strata is attributed to the rising of viscous magma from below.